Comparison of Theater-Headed Valleys
Comparison of theater-headed valleys. (a) Theater headwall of Fence Canyon in southern Utah. (b) Theater-headed valley in the Atacama Desert, Chile, looking down-valley from the top of the headwall. (c) Bottom of the same headwall. Note the difference in vegetation between headwalls with springs (Utah) and without them (Chile).
Image Number: WEB13348-2013
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